$OpenBSD: patch-src_runtime_cgo_gcc_libinit_openbsd_c,v 1.1 2017/02/23 15:57:42 jsing Exp $
--- src/runtime/cgo/gcc_libinit_openbsd.c.orig	Mon Jan 23 15:40:29 2017
+++ src/runtime/cgo/gcc_libinit_openbsd.c	Mon Jan 23 15:41:12 2017
@@ -1,74 +0,0 @@
-// Copyright 2015 The Go Authors. All rights reserved.
-// Use of this source code is governed by a BSD-style
-// license that can be found in the LICENSE file.
-
-#include <sys/types.h>
-#include <errno.h>
-#include <pthread.h>
-#include <stdio.h>
-#include <stdlib.h>
-#include "libcgo.h"
-
-// The context function, used when tracing back C calls into Go.
-static void (*cgo_context_function)(struct context_arg*);
-
-void
-x_cgo_sys_thread_create(void* (*func)(void*), void* arg) {
-	fprintf(stderr, "x_cgo_sys_thread_create not implemented");
-	abort();
-}
-
-uintptr_t
-_cgo_wait_runtime_init_done() {
-	void (*pfn)(struct context_arg*);
-
-	// TODO(spetrovic): implement this method.
-
-	pfn = _cgo_get_context_function();
-	if (pfn != nil) {
-		struct context_arg arg;
-
-		arg.Context = 0;
-		(*pfn)(&arg);
-		return arg.Context;
-	}
-	return 0;
-}
-
-void
-x_cgo_notify_runtime_init_done(void* dummy) {
-	// TODO(spetrovic): implement this method.
-}
-
-// Sets the context function to call to record the traceback context
-// when calling a Go function from C code. Called from runtime.SetCgoTraceback.
-void x_cgo_set_context_function(void (*context)(struct context_arg*)) {
-	// TODO(iant): Needs synchronization.
-	cgo_context_function = context;
-}
-
-// Gets the context function.
-void (*(_cgo_get_context_function(void)))(struct context_arg*) {
-	return cgo_context_function;
-}
-
-// _cgo_try_pthread_create retries sys_pthread_create if it fails with
-// EAGAIN.
-int
-_cgo_openbsd_try_pthread_create(int (*sys_pthread_create)(pthread_t*, const pthread_attr_t*, void* (*)(void*), void*),
-	pthread_t* thread, const pthread_attr_t* attr, void* (*pfn)(void*), void* arg) {
-	int tries;
-	int err;
-	struct timespec ts;
-
-	for (tries = 0; tries < 100; tries++) {
-		err = sys_pthread_create(thread, attr, pfn, arg);
-		if (err != EAGAIN) {
-			return err;
-		}
-		ts.tv_sec = 0;
-		ts.tv_nsec = (tries + 1) * 1000 * 1000; // Milliseconds.
-		nanosleep(&ts, nil);
-	}
-	return EAGAIN;
-}
